package com.zhongxi.guoyuan.view.rewardCoin;

import android.app.ProgressDialog;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.AsyncTask;
import android.os.Handler;
import android.os.Message;
import android.text.TextUtils;
import android.util.Log;
import android.util.Xml;
import android.view.View;
import android.widget.RadioButton;
import android.widget.RelativeLayout;
import android.widget.TextView;

import com.alipay.sdk.app.PayTask;
import com.google.gson.Gson;
import com.tencent.mm.sdk.modelpay.PayReq;
import com.tencent.mm.sdk.openapi.IWXAPI;
import com.tencent.mm.sdk.openapi.WXAPIFactory;
import com.zhongxi.guoyuan.R;
import com.zhongxi.guoyuan.adapter.RewardCoinPayAdapter;
import com.zhongxi.guoyuan.application.MyApplication;
import com.zhongxi.guoyuan.base.BaseActivity;
import com.zhongxi.guoyuan.entity.BaseResponse;
import com.zhongxi.guoyuan.entity.pay.PayAliPayData;
import com.zhongxi.guoyuan.entity.pay.PayParamsResult;
import com.zhongxi.guoyuan.entity.pay.WeixinData;
import com.zhongxi.guoyuan.entity.rewardcoin.MallInfoResult;
import com.zhongxi.guoyuan.entity.shopcart.Address;
import com.zhongxi.guoyuan.entity.shopcart.RewardPayResult;
import com.zhongxi.guoyuan.url.Url;
import com.zhongxi.guoyuan.utils.DesTool;
import com.zhongxi.guoyuan.utils.MD5Tool;
import com.zhongxi.guoyuan.view.PaySuccessActivity;
import com.zhongxi.guoyuan.weixin.MD5;
import com.zhongxi.guoyuan.weixin.Util;
import com.zhongxi.guoyuan.widget.sliding.NoScrollListView;
import com.zhongxi.guoyuan.zhifubao.PayResult;
import com.zhongxi.guoyuan.zhifubao.SignUtils;

import org.apache.http.NameValuePair;
import org.apache.http.message.BasicNameValuePair;
import org.json.JSONObject;
import org.xmlpull.v1.XmlPullParser;

import java.io.StringReader;
import java.math.BigDecimal;
import java.net.URLDecoder;
import java.net.URLEncoder;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Date;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Random;

public class ApplyRewardActivity extends BaseActivity implements View.OnClickListener {

    private NoScrollListView lvList;
    private TextView tvShouldPay;
    private TextView tvReward;
    private RadioButton rbweixin;
    private RadioButton rbzhifubao;
    private int index=-1;//支付类型 0:微信 1:支付宝
    private TextView tvPay;
    private TextView tvType;
    private RewardPayResult result;
    private TextView tvUserName;
    private TextView tvAddress;
    private TextView tvPhone;
    private List<RewardPayResult.RewardPayData> data = new ArrayList<>();
    private RewardCoinPayAdapter adapter;
    private IWXAPI msgApi;
    private PayReq req;
    private StringBuffer sb;
    private Map<String, String> resultunifiedorder;
    private PayParamsResult paramsResult;
    private String totalFee = "0";
    private String totalPostFee = "0";
    private String totalPay = "0";

    private Handler mHandler = new Handler(){
        @Override
        public void handleMessage(Message msg) {
            super.handleMessage(msg);
            switch (msg.what){
                case 0:
                    PayResult payResult = new PayResult((String) msg.obj);
                    /**
                     * 对于支付结果，请商户依赖服务端的一部通知结果。同步通知结果，仅作为支付结束的通知。
                     */
                    String resultInfo = payResult.getResult();//同步返回需要验证的信息
                    String resultStatus = payResult.getResultStatus();
                    //判断resultStatus为9000则代表支付成功
                    if(TextUtils.equals(resultStatus, "9000")){
                        //该笔订单是否真实支付成功，需要依赖服务端的异步通知
                        Intent intent = new Intent(context, PaySuccessActivity.class);
                        intent.putExtra("status", 1);
                        startActivity(intent);
                    }else{
                        startAct(PaySuccessActivity.class);
                    }
                    break;
            }
        }
    };
    private String postOrderid="";
    private String todoorOrderid="";
    private String postage = "0";
    private BigDecimal todoor;
    private BigDecimal topost;
    private TextView tvPost;
    private TextView tvGoodsAllPrice;
    private TextView tvPostPrice;
    private TextView tvRewardPrice;
    private RelativeLayout relaInfo;

    @Override
    protected void initView() {
        super.initView();
        setContentView(R.layout.activity_apply_reward);
        initTitle();
        tvTitle.setText("返银超市支付确认");
        tvType = (TextView) findViewById(R.id.tvType);
        tvShouldPay = (TextView) findViewById(R.id.tvShouldPay);
        tvReward = (TextView) findViewById(R.id.tvReward);
        tvPay = (TextView) findViewById(R.id.tvPay);
        lvList = (NoScrollListView) findViewById(R.id.lvList);
        rbweixin = (RadioButton) findViewById(R.id.rbweixin);
        rbzhifubao = (RadioButton) findViewById(R.id.rbzhifubao);
        tvUserName = (TextView) findViewById(R.id.tvUserName);
        tvPhone = (TextView) findViewById(R.id.tvPhone);
        tvAddress = (TextView) findViewById(R.id.tvAddress);
        tvPost = (TextView) findViewById(R.id.tvPost);

        relaInfo = (RelativeLayout) findViewById(R.id.relaInfo);
        tvGoodsAllPrice = (TextView) findViewById(R.id.tvGoodsAllPrice);
        tvPostPrice = (TextView) findViewById(R.id.tvPostPrice);
        tvRewardPrice = (TextView) findViewById(R.id.tvRewardPrice);

    }

    @Override
    protected void initData() {
        super.initData();
        adapter = new RewardCoinPayAdapter(context, data);
        lvList.setAdapter(adapter);
        setData();
    }

    /**
     * 解析后台返回的支付商户信息
     * @param securityKey
     */
    private String parseSecutiryKey(String securityKey) {
        String jsonStr = "";
        try {
            String sourcestr = MD5Tool.Md5(MyApplication.getInstance().getSk()+MyApplication.getInstance().getNow());
            String str = URLDecoder.decode(securityKey, "UTF-8");
            jsonStr = DesTool.splitdecode(sourcestr, str);
        } catch (Exception e) {
            e.printStackTrace();
        }
        return jsonStr;
    }

    /**
     * 初始化数据
     */
    private void setData() {
        String response = getIntent().getStringExtra("data");
        Gson gson = new Gson();
        try {
            result = gson.fromJson(response, RewardPayResult.class);
            String payParams = parseSecutiryKey(result.getSecurity());
            paramsResult = gson.fromJson(payParams, PayParamsResult.class);
            if (null != result && !"".equals(result)){
                if(null!=result.getGoodsInfo()&&!"".equals(result.getGoodsInfo())){
                    List<RewardPayResult.RewardPayData> goodsInfo = result.getGoodsInfo();
                    if(null!=goodsInfo.get(0).getType()&&!"".equals(goodsInfo.get(0).getType())){
                        if("1".equals(goodsInfo.get(0).getType())){
                            tvType.setText("自提商品");
                        }else{
                            tvType.setText("邮寄商品");
                        }
                    }
                }
                if(null!=result.getSummary()&&!"".equals(result.getSummary())){
                    String summary = MyApplication.getInstance().parseSecutiryKey(result.getSummary());
                    RewardPayResult.Summary summaryResult = gson.fromJson(summary, RewardPayResult.Summary.class);
                    adapter.setSummary(summaryResult);
                    if("1".equals(result.getGoodsInfo().get(0).getType())){
                            if(null!=summaryResult.getTodoorAmount()&&!"".equals(summaryResult.getTodoorAmount())){
                                tvShouldPay.setText("应总支付："+summaryResult.getTodoorAmount()+"元");
                                tvGoodsAllPrice.setText("商品总价："+summaryResult.getTodoorAmount()+"元");
                                tvReward.setText("返银："+new BigDecimal(summaryResult.getTodoorAmount()).intValue()+"银币");
                                tvRewardPrice.setText("返银："+new BigDecimal(summaryResult.getTodoorAmount()).intValue()+"银币");
                            }
                            tvPost.setVisibility(View.GONE);
                            relaInfo.setVisibility(View.GONE);

                            if(null!=summaryResult.getTodoorAmount()&&!"".equals(summaryResult.getTodoorAmount())){
                                totalFee = summaryResult.getTodoorAmount();
                                totalPay = summaryResult.getTodoorAmount();
                            }
                        if(null!=summaryResult.getPostage()&&!"".equals(summaryResult.getPostage()))
                                postage = summaryResult.getPostage();
                    }else{
                        if(null!=summaryResult.getPostAmount()&&!"".equals(summaryResult.getPostAmount())){
                            tvShouldPay.setText("应总支付："+new BigDecimal(summaryResult.getPostAmount()).add(new BigDecimal(summaryResult.getPostage()))+"元");
                            tvGoodsAllPrice.setText("商品总价："+new BigDecimal(summaryResult.getPostAmount())+"元");
                            tvReward.setText("返银："+new BigDecimal(summaryResult.getPostAmount()).intValue());
                            tvRewardPrice.setText("返银："+new BigDecimal(summaryResult.getPostAmount()).intValue());
                        }
                        tvPost.setVisibility(View.VISIBLE);
                        relaInfo.setVisibility(View.VISIBLE);

                        if(null!=summaryResult.getPostage()&&!"".equals(summaryResult.getPostage())){
                            tvPost.setText("快递："+summaryResult.getPostage()+"元");
                            tvPostPrice.setText("快递："+summaryResult.getPostage()+"元");
                        }
                        if(null!=summaryResult.getPostAmount()&&!"".equals(summaryResult.getPostAmount())){
                            totalPostFee = summaryResult.getPostAmount();
                            totalPay = new BigDecimal(summaryResult.getPostAmount()).add(new BigDecimal(summaryResult.getPostage()))+"";
                        }
                        if(null!=summaryResult.getPostage()&&!"".equals(summaryResult.getPostage()))
                            postage = summaryResult.getPostage();
                    }
                    todoor = new BigDecimal(totalFee);
                    topost= new BigDecimal(totalPostFee);
                }

            }
            JSONObject obj = new JSONObject(response);
            adapter.setStr(obj);
        }catch (Exception e){
            e.printStackTrace();
        }

        try{
            List<RewardPayResult.RewardPayData> list = result.getGoodsInfo();
            for(int i=0;i<list.size();i++){
                if(i==0){
                    if("1".equals(result.getGoodsInfo().get(i).getType())){
                        todoorOrderid += list.get(0).getOrderid();
                    }else {
                        postOrderid += list.get(0).getOrderid();
                    }
                }else{
                    if("2".equals(result.getGoodsInfo().get(i).getType())&&!postOrderid.equals(result.getGoodsInfo().get(i).getOrderid())){
                        postOrderid += result.getGoodsInfo().get(i).getOrderid();
                    }
                    if("1".equals(result.getGoodsInfo().get(i).getType())&&!todoorOrderid.equals(result.getGoodsInfo().get(i).getOrderid())){
                        todoorOrderid += result.getGoodsInfo().get(i).getOrderid();
                    }
                }
            }
        }catch (Exception e){
            e.printStackTrace();
        }

        try {
            Address address = (Address) getIntent().getSerializableExtra("address");
            if(address.isflag()){
                if (null != address.getAddress() && !"".equals(address.getAddress())) {
                    tvAddress.setText(address.getProvince() + address.getCity() + address.getPrefecture() + address.getAddress());
                } else {
                    tvAddress.setText("");
                }
                if (null != address.getUsername() && !"".equals(address.getUsername())) {
                    tvUserName.setText(address.getUsername());
                } else {
                    tvUserName.setText("");
                }
                if (null != address.getMphone() && !"".equals(address.getMphone())) {
                    tvPhone.setText(address.getMphone());
                } else {
                    tvPhone.setText("");
                }
            }else{
                getServer(Url.MALL_INFO, null, "", false, null, "get");
            }
        }catch (Exception e){
            e.printStackTrace();
        }
        if(null!=result.getGoodsInfo()&&result.getGoodsInfo().size()>0){
            data.addAll(result.getGoodsInfo());
        }
        adapter.notifyDataSetChanged();
    }

    @Override
    protected void processSuccessResult(String response) {
        super.processSuccessResult(response);
        try {
            Gson gson = new Gson();
            MallInfoResult result = gson.fromJson(response, MallInfoResult.class);
            MyApplication.getInstance().setSpValue(result.getSafeobj());
            if (null != result.getData() && !"".equals(result.getData())) {
                tvUserName.setText("返银供应商总部");
                if (null != result.getData().getMphone() && !"".equals(result.getData().getMphone())) {
                    tvPhone.setText(result.getData().getMphone());
                } else {
                    tvPhone.setText("");
                }
                if (null != result.getData().getAddress() && !"".equals(result.getData().getAddress())) {
                    tvAddress.setText(result.getData().getAddress());
                } else {
                    tvAddress.setText("");
                }
            }
        }catch (Exception e){
            e.printStackTrace();
        }
    }

    @Override
    protected void ProcessFailResult(String response) {
        super.ProcessFailResult(response);
        Gson gson = new Gson();
        try {
            BaseResponse result = gson.fromJson(response, BaseResponse.class);
            if (null != result.getSafeobj() && !"".equals(result.getSafeobj())) {
                MyApplication.getInstance().setSpValue(result.getSafeobj());
            }
        }catch (Exception e){
            e.printStackTrace();
        }
    }

    @Override
    protected void initEvent() {
        super.initEvent();
        ivBack.setOnClickListener(this);
        rbweixin.setOnClickListener(this);
        rbzhifubao.setOnClickListener(this);
        tvPay.setOnClickListener(this);
    }

    @Override
    public void onClick(View v) {
        switch (v.getId()){
            case R.id.ivBack:
                finish();
                break;
            case R.id.rbweixin:
                index = 0;
                break;
            case R.id.rbzhifubao:
                index = 1;
                break;
            case R.id.tvPay:
                //支付
                if(index == -1){
                    showShortToast("请选择支付方式");
                }else {
                    SharedPreferences sharedPrefrences = getSharedPreferences(Url.APP_SP, MODE_PRIVATE);
                    sharedPrefrences.edit().putString("pay", "reward").commit();
                    if(index == 0){
                        //微信支付
                        weixinPay(paramsResult.getWechat());
                    }else if(index == 1){
                        //支付宝支付
                        zhifubaoPay(paramsResult.getAlipay());
                    }
                }
                break;
        }
    }

    /**
     * 支付宝支付
     * @param alipay
     */
    private void zhifubaoPay(PayAliPayData alipay) {

        String orderInfo = getOrderInfo(alipay);
        /**
         * 特别注意，这里的签名逻辑需要放在服务端，切勿将私钥泄露在代码中
         */
        String sign = sign(orderInfo, alipay.getRsaPrivate());
        try{
            /**
             * 仅需对sign做URL编码
             */
            sign = URLEncoder.encode(sign, "UTF-8");
        }catch (Exception e){
            e.printStackTrace();
        }
        /**
         * 完整的符合支付宝参数规范的订单信息
         */
        final String payInfo = orderInfo + "&sign=\""+sign +"\"&"+getSignType();

        Runnable payRunnable = new Runnable() {
            @Override
            public void run() {
                // 构造PayTask 对象
                PayTask alipay = new PayTask(ApplyRewardActivity.this);
                // 调用支付接口，获取支付结果
                String result = alipay.pay(payInfo, true);

                Message msg = new Message();
                msg.what = 0;
                msg.obj = result;
                mHandler.sendMessage(msg);
            }
        };

        // 必须异步调用
        Thread payThread = new Thread(payRunnable);
        payThread.start();

    }

    private String genOutTradNo() {
        Random random = new Random();
        return MD5.getMessageDigest(String.valueOf(random.nextInt(10000)).getBytes());
    }

    /**
     * create the order info. 创建订单信息（支付宝）
     *
     */
    private String getOrderInfo(PayAliPayData alipay) {
        String trade = "";
        if((result.getGoodsInfo().get(0).getOrderid()+genOutTradNo()).length()>32){
            trade = (result.getGoodsInfo().get(0).getOrderid()+genOutTradNo()).substring(0, 32);
        }else{
            trade = result.getGoodsInfo().get(0).getOrderid()+genOutTradNo();
        }

        // 签约合作者身份ID
        String orderInfo = "partner=" + "\"" + alipay.getPartner() + "\"";

        // 签约卖家支付宝账号
        orderInfo += "&seller_id=" + "\"" + alipay.getSeller() + "\"";

        // 商户网站唯一订单号
        orderInfo += "&out_trade_no=" + "\"" + trade + "\"";

        // 商品名称
        orderInfo += "&subject=" + "\"" + result.getGoodsInfo().get(0).getGoodsname() + "\"";

        // 商品详情
        orderInfo += "&body=" + "\"" + getTimeValue()+"||"+MyApplication.getInstance().getUserId()+"||"
                +postOrderid+","+todoorOrderid+"||2||"+topost+","+todoor+","+postage+"\"";

        // 商品金额
        orderInfo += "&total_fee=" + "\"" + totalPay + "\"";

        // 服务器异步通知页面路径
        orderInfo += "&notify_url=" + "\"" + Url.BASE_URL + "/api3/pay/alipay" + "\"";

        // 服务接口名称， 固定值
        orderInfo += "&service=\"mobile.securitypay.pay\"";

        // 支付类型， 固定值
        orderInfo += "&payment_type=\"1\"";

        // 参数编码， 固定值
        orderInfo += "&_input_charset=\"utf-8\"";

        // 设置未付款交易的超时时间
        // 默认30分钟，一旦超时，该笔交易就会自动被关闭。
        // 取值范围：1m～15d。
        // m-分钟，h-小时，d-天，1c-当天（无论交易何时创建，都在0点关闭）。
        // 该参数数值不接受小数点，如1.5h，可转换为90m。
        orderInfo += "&it_b_pay=\"30m\"";

        // extern_token为经过快登授权获取到的alipay_open_id,带上此参数用户将使用授权的账户进行支付
        // orderInfo += "&extern_token=" + "\"" + extern_token + "\"";

        // 支付宝处理完请求后，当前页面跳转到商户指定页面的路径，可空
        orderInfo += "&return_url=\""+Url.BASE_URL+"\"";
        Log.i("base", "orderInfo:::"+orderInfo);
        return orderInfo;
    }

    /**
     * sign the order info. 对订单信息进行签名（支付宝）
     *
     * @param content
     *            待签名订单信息
     */
    private String sign(String content, String rsa_private) {
        return SignUtils.sign(content, rsa_private);
    }

    /**
     * get the sign type we use. 获取签名方式（支付宝）
     *
     */
    private String getSignType() {
        return "sign_type=\"RSA\"";
    }

    /**
     * 微信支付
     * @param wechat
     */
    private void weixinPay(WeixinData wechat) {
        msgApi = WXAPIFactory.createWXAPI(this, wechat.getAppid());
        // 将该app注册到微信
        msgApi.registerApp(wechat.getAppid());
        getWXOrderInfo();
    }

    /**
     * 获取微信支付订单
     */
    private void getWXOrderInfo() {
        //正常情况下，请求服务器获取订单参数
        req = new PayReq();
        sb = new StringBuffer();
        GetPrepayIdTask getPrepayId = new GetPrepayIdTask();
        getPrepayId.execute();
    }

    private class GetPrepayIdTask extends AsyncTask<Void, Void, Map<String,String>> {


        private ProgressDialog dialog;
        @Override
        protected void onPreExecute() {
            dialog = ProgressDialog.show(context, getString(R.string.app_tip), getString(R.string.getting_prepayid));
        }

        @Override
        protected void onPostExecute(Map<String,String> result) {
            if (dialog != null) {
                dialog.dismiss();
            }
            sb.append("prepay_id\n"+result.get("prepay_id")+"\n\n");
            resultunifiedorder=result;
            genPayReq();
        }

        @Override
        protected void onCancelled() {
            super.onCancelled();
        }

        @Override
        protected Map<String,String>  doInBackground(Void... params) {

            String url = String.format("https://api.mch.weixin.qq.com/pay/unifiedorder");
            String entity = genProductArgs();

            Log.e("orion",entity);

            byte[] buf = Util.httpPost(url, entity);

            String content = new String(buf);
            Log.e("orion", content);
            Map<String,String> xml=decodeXml(content);

            return xml;
        }

    }

    private void genPayReq() {

        req.appId = paramsResult.getWechat().getAppid();
        req.partnerId = paramsResult.getWechat().getSeller();
        req.prepayId = resultunifiedorder.get("prepay_id");
        req.packageValue = "Sign=WXPay";
        req.nonceStr = genNonceStr();
        req.timeStamp = String.valueOf(genTimeStamp());


        List<NameValuePair> signParams = new LinkedList<NameValuePair>();
        signParams.add(new BasicNameValuePair("appid", req.appId));
        signParams.add(new BasicNameValuePair("noncestr", req.nonceStr));
        signParams.add(new BasicNameValuePair("package", req.packageValue));
        signParams.add(new BasicNameValuePair("partnerid", req.partnerId));
        signParams.add(new BasicNameValuePair("prepayid", req.prepayId));
        signParams.add(new BasicNameValuePair("timestamp", req.timeStamp));

        req.sign = genAppSign(signParams);

        sb.append("sign\n"+req.sign+"\n\n");

//        showShortToast("sb:"+sb.toString());
        Log.e("orion", signParams.toString());

        msgApi.sendReq(req);

    }

    private String genAppSign(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < params.size(); i++) {
            sb.append(params.get(i).getName());
            sb.append('=');
            sb.append(params.get(i).getValue());
            sb.append('&');
        }
        sb.append("key=");
        sb.append(paramsResult.getWechat().getPartner());

        this.sb.append("sign str\n"+sb.toString()+"\n\n");
        String appSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
        Log.e("orion",appSign);
        return appSign;
    }

    private String genProductArgs() {
        StringBuffer xml = new StringBuffer();
        try {
            String	nonceStr = genNonceStr();
            String trade = "";
            if((result.getGoodsInfo().get(0).getOrderid()+genOutTradNo()).length()>32){
                trade = (result.getGoodsInfo().get(0).getOrderid()+genOutTradNo()).substring(0, 32);
            }else{
                trade = result.getGoodsInfo().get(0).getOrderid()+genOutTradNo();
            }

            xml.append("</xml>");
            List<NameValuePair> packageParams = new LinkedList<NameValuePair>();
            packageParams.add(new BasicNameValuePair("appid", paramsResult.getWechat().getAppid()));
            packageParams.add(new BasicNameValuePair("attach", getTimeValue()+"||"+MyApplication.getInstance().getUserId()+"||"
                    + postOrderid+","+todoorOrderid+"||2||"+topost+","+todoor+","+postage));
            packageParams.add(new BasicNameValuePair("body", result.getGoodsInfo().get(0).getGoodsname()));
            packageParams.add(new BasicNameValuePair("mch_id", paramsResult.getWechat().getSeller()));
            packageParams.add(new BasicNameValuePair("nonce_str", nonceStr));
            packageParams.add(new BasicNameValuePair("notify_url", Url.BASE_URL + "/api3/pay/wepay"));
            packageParams.add(new BasicNameValuePair("out_trade_no",trade));
            packageParams.add(new BasicNameValuePair("spbill_create_ip",MyApplication.getInstance().getLocalIPAddress()));
            packageParams.add(new BasicNameValuePair("total_fee", new BigDecimal(totalPay).multiply(new BigDecimal(100)).intValue()+""));
            packageParams.add(new BasicNameValuePair("trade_type", "APP"));

            String sign = genPackageSign(packageParams);
            packageParams.add(new BasicNameValuePair("sign", sign));

            String xmlstring =toXml(packageParams);

            Log.i("base", xmlstring);
            return new String(xmlstring.toString().getBytes(),"ISO8859-1");

        } catch (Exception e) {
            Log.e("base",""+e.getMessage());
            return null;
        }
    }

    private String toXml(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();
        sb.append("<xml>");
        for (int i = 0; i < params.size(); i++) {
            sb.append("<"+params.get(i).getName()+">");


            sb.append(params.get(i).getValue());
            sb.append("</"+params.get(i).getName()+">");
        }
        sb.append("</xml>");

        Log.e("orion",sb.toString());
        return sb.toString();
    }

    public Map<String,String> decodeXml(String content) {
        try {
            Map<String, String> xml = new HashMap<String, String>();
            XmlPullParser parser = Xml.newPullParser();
            parser.setInput(new StringReader(content));
            int event = parser.getEventType();
            while (event != XmlPullParser.END_DOCUMENT) {

                String nodeName=parser.getName();
                switch (event) {
                    case XmlPullParser.START_DOCUMENT:

                        break;
                    case XmlPullParser.START_TAG:

                        if("xml".equals(nodeName)==false){
                            //实例化student对象
                            xml.put(nodeName,parser.nextText());
                        }
                        break;
                    case XmlPullParser.END_TAG:
                        break;
                }
                event = parser.next();
            }

            return xml;
        } catch (Exception e) {
            Log.e("orion",e.toString());
        }
        return null;

    }

    private String genNonceStr() {
        Random random = new Random();
        return MD5.getMessageDigest(String.valueOf(random.nextInt(10000)).getBytes());
    }

    private long genTimeStamp() {
        return System.currentTimeMillis() / 1000;
    }

    /**
     生成签名（微信）
     */

    private String genPackageSign(List<NameValuePair> params) {
        StringBuilder sb = new StringBuilder();

        for (int i = 0; i < params.size(); i++) {
            sb.append(params.get(i).getName());
            sb.append('=');
            sb.append(params.get(i).getValue());
            sb.append('&');
        }
        sb.append("key=");
        sb.append(paramsResult.getWechat().getPartner());

        String packageSign = MD5.getMessageDigest(sb.toString().getBytes()).toUpperCase();
        Log.e("orion",packageSign);
        return packageSign;
    }

    /**
     * 获取当前时间戳
     * @return
     */
    private String getTimeValue(){
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyyMMddHHmmss");
        String str = sdf.format(date);
        return str;
    }
}
